Remaining procedures for LAB

Post date: Mar 22, 2016 2:51:10 PM

Preparation of the sample

1. (DO NOT REZERO THE BALANCE) Remove the cover from the crucible and add 1-2 g of the salt provided.

2. Replace the cover.

3. Record the mass of the crucible, cover, and hydrate in the data table.

Determining the mass of water lost

4. Repeat steps 2-7. Remember to continue heating until the mass changes by no more than 0.02 g.

5. Record the mass of crucible, cover, and anhydrous salt

6. Complete a second trial

Data Table